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Engineering and Manufacturing Materials
Quick questions on Material testing and Young's modulus - CCEA GCSE Engineering and Manufacturing
4short Q&A pairs drawn directly from our worked dot-point answer. For full context and worked exam questions, read the parent dot-point page.
What is young's modulus?Show answer
So a tensile test gives the load and extension, from which you find stress and strain, and their ratio is Young's modulus.
What is q1?Show answer
Write the equation for tensile stress and state its unit. [2 marks]
What is q2?Show answer
A bar of area carries . Find the stress. [2 marks]
What is q3?Show answer
Why does strain have no units? [1 mark]
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